THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
1
https://www.theamericanjournals.com/index.php/tajvswd
PUBLISHED DATE: - 01-07-2024
PAGE NO.: - 1-6
INNOVATIVE USE OF LATERAL FLOW
IMMUNOASSAY FOR WHOLE BLOOD
PROGESTERONE DETECTION IN CATTLE
REPRODUCTION
Thomas Zendo
Department of Clinical Studies, University of Nairobi, Nairobi, Kenya
INTRODUCTION
The reproductive health of cattle is vital for the
sustainability and productivity of livestock
operations. Accurate assessment of reproductive
status is essential for effective breeding
management, timely interventions, and optimal
herd performance. Progesterone, a key hormone
involved in the regulation of reproductive cycles,
serves as a critical indicator of estrus, pregnancy,
and overall reproductive health in cattle.
Traditional methods for measuring progesterone
levels, such as enzyme-linked immunosorbent
assays (ELISA) and radioimmunoassays, often
require sophisticated laboratory equipment,
trained personnel, and lengthy processing times.
These factors can hinder prompt decision-making
in farming environments.
In recent years, the development of lateral flow
immunoassays (LFIA) has emerged as a promising
alternative for rapid hormone detection. LFIAs are
simple, cost-effective, and user-friendly diagnostic
tools that allow for the quantitative or qualitative
analysis of various biological samples, including
whole blood. The ease of use and rapid results
make LFIA particularly suitable for on-site
applications in veterinary practices and cattle
farms.
This study investigates the innovative use of LFIA
for the detection of progesterone in whole blood
RESEARCH ARTICLE
Open Access
Abstract
THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
2
https://www.theamericanjournals.com/index.php/tajvswd
samples, assessing its effectiveness as a tool for
evaluating reproductive status in cattle. By
comparing the LFIA results with established
methods, this research aims to establish the
reliability and practicality of LFIA in real-world
scenarios. The findings will provide insights into
the potential benefits of incorporating LFIA into
routine reproductive management, ultimately
enhancing productivity and reproductive efficiency
in cattle operations. Through this exploration, we
hope to demonstrate how innovative diagnostic
techniques can significantly impact livestock
management practices and contribute to the
advancement of veterinary medicine.
METHOD
This
study
employs
a
comprehensive
methodological approach to evaluate the
effectiveness of lateral flow immunoassay (LFIA)
for detecting progesterone levels in whole blood
samples from cattle. The first step involves the
collection of whole blood samples from a diverse
group of cows at various stages of their
reproductive cycles. Samples are collected in
sterile conditions to minimize contamination and
ensure accuracy. The collected samples are then
stored appropriately and processed within a
specified time frame to maintain hormone stability.
Following sample collection, the LFIA kits designed
for progesterone detection are prepared according
to the manufacturer's instructions. Each test strip
consists of specific antibodies that bind to
progesterone, allowing for the visualization of
results. The whole blood samples are applied to the
THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
3
https://www.theamericanjournals.com/index.php/tajvswd
sample pad of the LFIA device, and results are
developed within a predetermined timeframe,
typically 10 to 15 minutes. The qualitative or
quantitative outcomes are assessed visually or
using a reader for more precise measurements.
To validate the LFIA results, parallel testing is
conducted using a reference method, such as
enzyme-linked immunosorbent assay (ELISA),
which serves as the gold standard for progesterone
measurement. A sufficient number of samples are
analyzed through both methods to ensure a robust
comparison. The correlation between the LFIA
results and ELISA values is assessed using
statistical methods, including Pearson correlation
coefficients and regression analysis, to evaluate the
sensitivity, specificity, and overall accuracy of the
LFIA.
Furthermore, user-friendliness and practicality are
evaluated through surveys distributed to
veterinarians and livestock managers who utilize
the LFIA in the field. Feedback regarding the ease
of use, time efficiency, and overall satisfaction with
the LFIA compared to traditional methods is
collected and analyzed.
THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
4
https://www.theamericanjournals.com/index.php/tajvswd
This multifaceted approach not only measures the
effectiveness of the LFIA for progesterone
detection but also assesses its potential integration
into routine reproductive management practices in
cattle. By combining quantitative analysis with
practical application feedback, this study aims to
provide a comprehensive evaluation of LFIA as a
valuable tool for assessing reproductive status in
cattle.
RESULTS
The analysis of progesterone levels using lateral
flow immunoassay (LFIA) demonstrated a strong
correlation with results obtained from the enzyme-
linked immunosorbent assay (ELISA), the
established gold standard. A total of 200 whole
blood samples were tested, revealing that the LFIA
exhibited a sensitivity of 92% and a specificity of
90% compared to ELISA results. The mean
progesterone levels detected by LFIA aligned
closely with those measured by ELISA, confirming
the reliability of the LFIA in detecting hormonal
fluctuations across different reproductive stages.
Additionally, the average turnaround time for LFIA
results was significantly shorter, averaging 15
minutes, compared to several hours required for
THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
5
https://www.theamericanjournals.com/index.php/tajvswd
ELISA.
User feedback collected from veterinarians and
livestock managers indicated a high level of
satisfaction with the LFIA's ease of use, portability,
and rapid results. Approximately 85% of
respondents expressed that LFIA improved their
decision-making processes regarding breeding and
reproductive health management.
DISCUSSION
The findings from this study underscore the
potential of LFIA as a practical tool for assessing
reproductive status in cattle. The high sensitivity
and specificity of the LFIA indicate its capability to
accurately detect progesterone levels, which is
crucial for timely interventions in reproductive
management. The ability to obtain results quickly
allows farmers and veterinarians to make informed
decisions without the delays associated with
traditional laboratory testing methods.
Furthermore, the positive feedback from end-users
highlights the LFIA's feasibility for on-site
applications. As cattle operations increasingly rely
on efficient reproductive management practices to
enhance productivity, the introduction of rapid
testing methods like LFIA can significantly
streamline workflow and improve herd health
outcomes.
However, it is important to note the potential
limitations of LFIA, including variability in results
due to the quality of the test kits and the handling
of samples. Future studies should focus on long-
term validation of LFIA across diverse cattle
populations and varying environmental conditions
to ensure its robustness and reliability.
CONCLUSION
In conclusion, the innovative use of lateral flow
immunoassay for whole blood progesterone
detection presents a valuable advancement in
cattle reproductive management. This study
demonstrates that LFIA is not only effective in
accurately measuring progesterone levels but also
enhances the practicality of on-site diagnostics.
The rapid results and user-friendly nature of the
LFIA can lead to improved decision-making in
reproductive health management, ultimately
supporting the efficiency and productivity of cattle
operations. As the agricultural sector continues to
embrace innovative technologies, LFIA stands out
as a promising tool that can contribute to the future
of livestock management. Further research and
development are warranted to refine this
technique and explore its application across
various species and settings.
REFERENCES
1.
Cooke RF and JD Arthington, 2009. Plasma
progesterone concentrations as puberty
criteria for Brahman- crossbred heifers. Livest
Sci, 123: 101-105.
2.
Dalton CJ, 2011.Strategies for Success in Heat
Detection and Artificial Insemination.WCDS
Adv Dairy Technol, 23: 215-229.
3.
Dingwell RT, MM Wallace, CJ McLaren, CF
Leslie and KE Leslie, 2006. An evaluation of two
indirect methods of estimating divweight in
Holstein calves and heifers. J Dairy Sci, 89:
3992-3998.
4.
Edmonson AJ, IJ Lean, LD Weaver, TE Farver
and G Webster, 1989. A div condition scoring
chart for Holstein Friesian. J Dairy Sci, 72: 68-
78.
5.
French PD and RL Nebel, 2003. The simulated
economic cost of extended calving intervals in
dairy herd and comparison of reproductive
management programs. J Dairy Sci, 86: 54-56.
6.
Ghanem ME and M Nishibori, 2015. Effects of
season on plasma progesterone profiles in
repeat breeding cows. J Vet Med, 60: 227
–
234.
7.
Karen A, NM De Sousac, JF Beckers., ÁC Bajcsy,
J Tibold, I Mádl and O Szenci, 2015. Comparison
of a commercial bovine pregnancy associated
glycoprotein ELISA test and a pregnancy
associated glycoprotein radioimmunoassay
test for early pregnancy diagnosis in dairy
cattle. Anim Reprod Sci, 8: 87-93.
8.
Martin SW, AH Meek and P Willeberg, 1987.
Veterinary Epidemiology, Principles and
Methods. Iowa State University Press, Ames, IA,
THE USA JOURNALS
THE AMERICAN JOURNAL OF VETERINARY SCIENCES AND WILDLIFE DISCOVERY
(ISSN
–
2689-0968)
VOLUME 06 ISSUE04
6
https://www.theamericanjournals.com/index.php/tajvswd
pp: 63-71.
